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Joshua Tree Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY | TUESDAY | WEDNESDAY |
 |  |  | | | | | | | |
| Partly Cloudy | Sunny | Mostly Clear | Sunny | Clear | Clear | Clear | Clear | Clear | Clear |
| Lo: 85°FLo: 29°C | Hi: 108°FHi: 42°C | Lo: 80°FLo: 27°C | Hi: 105°FHi: 41°C | Lo: 81°FLo: 27°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1205 AM PDT Thu Sep 10 2026 
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Issued: 1155 PM PDT Wed Sep 9 2026
Key Messages
- The warming trend peaks on Thursday when the Extreme Heat Warning goes into effect. Temperatures cool into and through the weekend.
- Spotty storm activity will be possible in the Sierra Nevada and higher elevations of eastern San Bernardino today.
- Breezy south-southwesterly wind gusts expected across the region Friday through the weekend.
Discussion
...Through Early Next Week
Another stretch of above normal temperatures continues this week across the Mohave Desert and lower Great Basin a...